Abstract: The system of state indemnity on mental injury hasn't formed in our country, which will be disadvantage for the protection to citizen's mental right. Due to its own traits of mental injury, the system in the west country was built very lately in the field of state indemnity, but most of the countries have accepted it today. It is necessity for our nation to construct it. When we devise the concrete rules, we must consider not only imputation principles, constitutive requirements and legal calculative t...